Quinoxaline-2,3-dicarbonitrile

Mass

MS-IW-7667          
2,3-quinoxalinedicarbonitrile
C10H4N4             (Mass of molecular ion:    180)

   Source Temperature: 150 °C
   Sample Temperature: 150 °C
   Direct, 75 eV

      28.0       1.4
      37.0       1.1
      38.0       3.0
      50.0       9.0
      51.0       2.5
      52.0       1.0
      64.0       3.9
      74.0       1.8
      75.0       3.2
      76.0      26.2
      77.0       3.3
      90.0       2.5
     102.0       1.3
     128.0      16.6
     129.0       1.7
     180.0     100.0
     181.0      12.5